Malmstadt, Howard V.
Control of electrical quantities in instrumentation
W.A. Benjamin, 1973
 Buku Teks
Hazeu, H.A.G.
Fifty years of electronic components 1921-1971
N.V. Philips Gloeilampenfabrieken, 1971
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IEEE recommended practice for protection and coordination of industrial and commercial power systems / sponsor, Industrial and Commercial Power Systems Committee of the IEEE Industry Applications Society
Institute of Electrical and Electronics Engineers, 1975
 Buku Teks
Namgostar, M.
Digital equipment troubleshooting / M. Namgostar
Reston Publishing, 1977
 Buku Teks
Paynter, Robert T.
Introductory electronic devices and circuits : conventional flow version / Robert T. Paynter
Prentice Hall International, 1997
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